<!doctype html>
<html>
<head>
<script src="underscore.js"></script>
<script src="backbone.js"></script>
<script src="demo.js"></script>
<script src="form_view.js"></script>
<meta charset = "utf-8">
</head>
<body> 
<form>
Result:
<input type="button" class="show" value="Click"></input>
<p id="result"></p>
</form>
</body>
</html>